ATT System 25 Reference Manual

HARDWARE DESCRIPTION
† On the first Attendant Console, the first of the Direct Facility (Pooled)
Access buttons defaults to loop-start trunks, the second to ground-start
trunks, and the third to tie trunks. For any trunk type not assigned in the
system, the associated button does not receive a default assignment. On the
second Console, these buttons do not receive default assignments.
Adjuncts:
l 502B Headset Adapters
Note:The 502B unit provides HFAI service on the headset.
l S102A Speakerphone (PEC...

HARDWARE DESCRIPTION
7305H03B Voice Terminal (BIS) (PEC 3162-BIS)
The 7305H03B voice terminal (Figure 4-12) is available for general use and as a Direct Trunk
Attendant Console. It can be desk or wall mounted and is about 9-1/2 inches wide, 5-1/4
inches high, and 9-1/4 inches deep. The set comes equipped with the following:
l Handset
l Touch Dial Pad (not DTMF)
l I-Use and Status LEDs
l Test/Program Switch (two positions: T for testing operation of LEDs and ringer; P for
programming feature buttons)
l...

HARDWARE DESCRIPTION
Number Dialed (1).
** On the first Attendant Console, the first 15 trunks in the system are
assigned button appearances on the console. If there are fewer than 15
trunks, the remaining buttons are not assigned. On the second Console,
these trunks do not receive default assignments.
† On the first Attendant Console, the first of the Direct Facility (Pooled)
Access buttons defaults to loop-start trunks, the second to ground-start
trunks, and the third to tie trunks. For any trunk type...

HARDWARE DESCRIPTION
7305H04C Voice Terminal (BIS With Display) (PEC 3162-DIS)
The 7305H04C voice terminal (Figure 4-13) is available for general use and as a Switched
Looped Attendant Console (SLAC). Display capability can be administered for SLACs or
general use positions.In general use, this terminal can be desk or wall mounted; as a
console, it is normally desk mounted. The terminal is about 9-1/4 inches wide, 9-1/4 inches
deep, and (not including the handset) 1-1/2 inches thick; when desk mounted,...

HARDWARE DESCRIPTION
— Twelve others predefined as Inspect, Attendant Message Waiting, Alarm,
Local, Scroll, Forced Release, Start, Source, Release, Destination, Cancel,
and Join.
— Other seventeen programmable; default assignments are Flex DSS (15),
Position Busy (1), and Last Number Dialed (1).
Note:Programmable buttons without LEDs should be used only for
features that do not require I-Use and Status indications.
Adjunct:
l 502B Headset Adapters
Note:The 502B unit provides HFAI service on the...

HARDWARE DESCRIPTION
7309H01B Voice Terminal (HFAI) (PEC 3161-161)
The 7309H01B voice terminal (Figure 4-14) can be desk or wall mounted. It is about 6-1/4
inches wide, 8-3/4 inches deep, and (not including the handset) 1-1/2 inches thick; when
desk mounted, it is about 5-1/4 inches high in the back. The set comes equipped with the
following:
l
l
l
l
l
l
l
l
lHandset
Touch dial pad (not DTMF)
I-Use and Status LEDs
Test/Program Switch (two positions: T for testing operation of LEDs and ringer; P for...

HARDWARE DESCRIPTION
Figure
4-14. 7309H01B Voice Terminal (HFAI)
4-37 

HARDWARE DESCRIPTION
7313H01A Voice Terminal (BIS-10) (PEC 3165-10B)
This 7313H01A 10-button terminal (Figure 4-15) can be desk or wall mounted. It is about 6-
1/4 inches wide, 8-3/4 inches deep, and (not including the handset) 1-1/2 inches thick; when
desk mounted, it is about 5-1/4 inches high in the back. The set comes equipped with the
following:
l
l
l
l
l
l
l
lHandset
Touch Dial Pad (not DTMF)
I-Use and Status LEDS
Test/Program Switch (two positions: T for testing operation of LEDs and ringer; P...

HARDWARE DESCRIPTION
Figure 4-15.7313H01A Voice Terminal (BIS-10)
4-39 

HARDWARE DESCRIPTION
7314H01A Voice Terminal (BIS-22) (PEC 3166-22B)
The 7314H01A 22-button voice terminal (Figure 4-16) can be desk or wall mounted. It is
about 8-1/4 inches wide, 9-1/4 inches deep, and (not including the handset) 1-1/2 inches
thick; when desk mounted, it is about 5-1/4 inches high in the back. The set comes equipped
with the following:
l Handset
l Touch Dial Pad (not DTMF)
l I-Use and Status LEDS
l Test/Program Switch (two positions: T for testing operation of LEDs and ringer; P for...